PDF malware analysis — malicious · 3d7c75a671e1fc70

MALICIOUS

PDF

12.5 KB

MD5: 71364c5e97e7f08c03a9a9a0a01d8fda SHA-1: f3d81784071a829df33f72905aaaed3eead83652 SHA-256: 3d7c75a671e1fc7038ae33d92678eeaf5d02843639c7505d4e7b381b13be5316

136 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detections confirm the malicious nature, identifying it as a PDF exploit. The embedded JavaScript is likely responsible for executing the exploit, leading to the malicious verdict.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36365 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36365
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0076_000.js` `6243ca9133017045dea15f3de74bcb27c5c32a3f2701d6848220e6d34d082db6`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11666 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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